001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.jexl; 018 019import org.apache.commons.jexl2.JexlEngine; 020 021/** 022 * Creates Expression objects. 023 * <p> 024 * To create a JEXL Expression object, pass 025 * valid JEXL syntax to the static createExpression() method: 026 * </p> 027 * 028 * <pre> 029 * String jexl = "array[1]"; 030 * Expression expression = ExpressionFactory.createExpression( jexl ); 031 * </pre> 032 * 033 * <p> 034 * When an {@link Expression} object is created, the JEXL syntax is 035 * parsed and verified. If the supplied expression is neither an 036 * expression nor a reference, an exception is thrown from createException(). 037 * </p> 038 * 039 * <p> 040 * This is a convenience class; using an instance of a {@link JexlEngine} 041 * that serves the same purpose with more control is recommended. 042 * </p> 043 * @since 1.0 044 * 045 * @version $Id$ 046 * @deprecated Create a JexlEngine and use the createScript method on that instead. 047 */ 048@Deprecated 049public final class ExpressionFactory extends JexlOne {}